Periodometer
调和分析仪
🗣️ 情景例句
Don't be such a moaner.
别老是哼哼唧唧的。
I meet the boy whose aunt is a librarist.
我遇到那个男孩的姑妈是图书管理员。
And then I watched all the glasses that were on the table fall off onto the floor.
接着我看到桌上所有的玻璃杯都掉到了地板上。